What are the available string configurations?

Optional 4/6/8/12/16/24 PV string input, single DC output, match small household and large centralized solar power plants.

Is stainless steel an option for the shell?

Thickened galvanized steel is standard; stainless steel 304 is optional for coastal salt fog areas.

What certifications does the product have?

All core components comply with IEC international standards and pass CE certification. The factory has ISO9001 quality management system certification.

Power Plant Galvanized Steel Solar String PV Combiner Box Customized Manufacturer Factory

Name: Power Plant Galvanized Steel Solar String PV Combiner Box Customized Manufacturer Factory
Brand: Sichuan Chengfeng Ruilin Technology Co., Ltd.
SKU: 2305565785

Sichuan, ChinaSichuan Chengfeng Ruilin Technology Co., Ltd.

US$88.00-300.00

1 Piece

Product specifications

Model specifications

Product profile

Customization

Available

Type

PV Combiner Box, Solar DC String Combiner Box

Structure

Wall-Mt Int. SPD, B/I DC Fuse & Anti-Rev Diod.

Model NO.

Customizable Translation

Certification

ISO9001:2000, CCC, CE, IEC61439, TUV, RoHS, IP65 Test Report

Form

Multi PV String Input, Single DC Output

Operation Voltage

1000V DC, 1500V DC

Size

300×400×150mm ~ 600×800×250mm

Application Range

Resi Rooftop PV, COM Solar Plant, Ground-Mt PV Sta

Shell Material

Thick Hot-DIP Galv Steel, Anti-Rust Spray Finish

Shell Protection Grade

IP65 Waterproof, Dustproof, Anti-Splash

Brand

Accept OEM Custom Brand

Max Branch Current

16A, 20A, 25A Customizable

Function Feature

Lightning Prot, Anti-Rev Curr, Overload/Short-Circ

Installation Method

Outdoor Wall-Mt, Vertical Install, Easy Wiring

OEM & ODM Service

Support Customized Channel, Logo, Cabinet Size

Temperature Resistance

-40℃ ~ +60℃ Wide Operating Temperature

Anti-Corrosion Performance

Galvanized Anti-Rust Treatment for Coastal Area

Matching Equipment

Compatible with All Brands Solar PV Inverters,

Compatible Inverter

Compatible with All Mainstream Solar DC Inverters

Transport Package

Export Std Plywood Case / Carton W/ Foam Protectio

Specification

4/6/8/12/16/24 strings, With SPD Surge Protector,

Trademark

Own Brand / Accept Custom OEM Logo

Origin

China

HS Code

8538900000

Key features

IP65 Weatherproof Protection: Thickened galvanized steel enclosure blocks rain, dust, and humidity for outdoor stability.

Customizable Cabinet Size: Supports OEM/ODM services for customized cabinet dimensions and internal layouts.

Wide Voltage Compatibility: Operates at 1000V DC and 1500V DC, compatible with most global solar panel arrays.

Comprehensive Safety System: Includes DC fuses, anti-reverse devices, SPD surge protectors, and flame-retardant wiring.

Flexible String Configuration: Supports 4 to 24 PV string inputs with single DC output for various project scales.

Customizable Logo and Branding: Accepts custom OEM logos and branding on the cabinet for client identification.

Anti-Corrosion Coastal Design: Galvanized anti-rust treatment and optional stainless steel 304 for coastal salt fog areas.

Company profile

Sichuan Chengfeng Ruilin Technology Co., Ltd.Sichuan, China

Business Type: Manufacturer/FactoryExport Year: 2026-03-08Nearest Port: Shenzhen, Tianjin, ShanghaiAverage Response Time: ≤1.93hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, Others, FCA

About Our Factory & Business Background

AddressNo. 10, 1st Floor, Building 2, No. 10 Liujiang Street, Bajiaojing Subdistrict, Deyang, Sichuan, China

Average Lead TimePeak Season Lead Time: one month Off Season Lead Time: within 15 workdays

Our Production Capability & Technical Expertise

Main ProductsElectric Distribution Box, Switchgear, Electrical Panel Box, Distribution Box, Electrical Box, Custom Box, Globe Valve, Butterfly Valve, Gate Valve, Ball Valve

Our Industry Experience & Global Business Record

Main MarketsNorth America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe

Product Q&A

Q:Are you a manufacturer?

Yes, we are a professional manufacturer. Workshops, advanced equipment, and team support OEM/ODM, offering photos, videos, and certificates for verification.

Q:What is your mode of transportation?

We choose transport (sea, air, land) based on cargo or your requirements.

Q:How to get an accurate quotation?

Drawings (CAD/PDF/DWG/IGS/STEP/JPG files), Material needs (cold-rolled steel, stainless steel, iron, aluminum alloy, etc.), Surface treatment (electroplating, powder coating, anodizing, etc.), Quantity and delivery schedule, Special needs, such as packaging, labeling, shipping method, etc.

Q:How do you ensure quality?

We rigorously screen suppliers and inspect materials. Quality control through inspections and precision tools like 2D measuring devices.

Q:What is the lead time for orders?

Peak Season Lead Time: one month. Off Season Lead Time: within 15 workdays.